taxes Property Tax Assistance

2020 Confidence Interval Detail

Smith County
212-905/Tyler ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,162,304,695 0.9741 1,193,208,803 73 11,625 0.011943511
A 1,390,828,137 0.9905 1,404,167,730 110 7,981 0.005567980
A 1,524,140,540 0.9985 1,526,430,185 109 5,758 0.004749346
A 1,496,457,987 1.0007 1,495,411,199 101 2,786 0.003824898
B 159,299,729 0.9846 161,791,315 14 977 0.044974536
B 157,935,140 0.5996 263,400,834 12 81 0.233603862
B 148,042,595 0.7844 188,733,548 8 16 0.034170735
B 160,860,632 0.8608 186,873,411 5 7 0.019503224
E 424,331,347 0.9939 426,935,654 25 2,676 0.011804439
F1 599,333,992 0.9197 651,662,490 16 1,417 0.061417586
F1 632,119,858 0.9054 698,166,399 16 389 0.019289050
F1 572,002,194 0.8372 683,232,434 14 131 0.041992842
F1 558,902,611 0.9249 604,284,367 15 32 0.019912064
L1 216,960,356 1.0130 214,176,067 11 1,337 0.006281587
L1 221,509,608 0.9928 223,116,044 14 262 0.004270246
L1 175,765,888 1.0572 166,256,042 10 77 0.009080656
L1 236,813,114 0.9758 242,686,118 9 22 0.010057763
Random Totals: 9,837,608,423 10,330,532,640 562 35,574
CATG D1 EXCEPTION VALUES: 9,181,733 7,641,170
CATG J EXCEPTION VALUES: 123,821,198 131,307,104
Total Test Values 9,970,611,354 10,469,480,914

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 523,474,046

Confidence Interval Values(5)

Local Test Value: 9,970,611,354 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 9,946,006,868 (State Test Value minus Margin of Error Percent)
State Upper Limit: 10,992,954,960 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values